<template>
	<view>
		<view class="goods-list">
			<view v-for="(item,i) in goodsList" :key="i" @click="gotoDetail(item)">
				<my-goods :goods="item"></my-goods>
		
			</view>

		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				//定义一个请求参数对象
				queryObj:{
					query:'',
					cid:'',
					pagenum:1,
					pagesize:10
				},
				goodsList:[],
				total:0,
				//节流阀
				isloading:false

			};
		},
		onLoad(options){
			this.queryObj.cid=options.cid || ''
			this.queryObj.query=options.query || ''
			console.log(this.queryObj)
			this.getGoodsList()
		},
		methods:{
			async getGoodsList(cb){
				//打开节流阀
			this.isloading=true
			 const {data:res}=await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
			 //请求完成后关闭节流阀
			 this.isloading=false
			 cb && cb()
			 if(res.meta.status!==200) return uni.$showMsg()
			 
			 this.goodsList= [...this.goodsList,...res.message.goods]
			 this.total=res.message.total
			},
			gotoDetail(item){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id='+item.goods_id
				})
			}
		},
		//触底事件
		onReachBottom() {
			//判断页面是否加载完毕
			if(this.queryObj.pagenum*this.queryObj.pagesize>=this.total) return uni.$showMsg("数据加载完毕！！")
			
			if (this.isloading===true) return 
			//商品页面++
			this.queryObj.pagenum++
			this.getGoodsList()
		},
		onPullDownRefresh() {
			//重置数据
			this.queryObj.pagenum=1
			this.total=0
			this.isloading=false
			this.goodsList=[]
			//重新发起请求
			
			this.getGoodsList(()=>uni.stopPullDownRefresh())
		}
	}
</script>

<style lang="scss">


</style>
